CN216476314U - Assembly type formwork system of cast-in-place plate of steel structure building - Google Patents
Assembly type formwork system of cast-in-place plate of steel structure building Download PDFInfo
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- CN216476314U CN216476314U CN202122955168.6U CN202122955168U CN216476314U CN 216476314 U CN216476314 U CN 216476314U CN 202122955168 U CN202122955168 U CN 202122955168U CN 216476314 U CN216476314 U CN 216476314U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 77
- 239000010959 steel Substances 0.000 title claims abstract description 77
- 238000009415 formwork Methods 0.000 title claims abstract description 59
- 238000010276 construction Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model provides an assembly type formwork system of a steel structure building cast-in-place slab, which relates to the field of building construction and comprises the following components: the H-shaped steel beam is used as a stress supporting component; the adjustable support is arranged on the lower flange of the H-shaped steel beam and comprises a screw rod, an adjusting nut and a bottom plate for enlarging the stress area, the screw rod is arranged on the bottom plate and sleeved with an assembly type formwork system, the assembly type formwork system comprises a sleeve, a truss unit and section steel, and the height of the assembly type formwork system is adjusted and fixed by the adjusting nut at the upper end and the lower end of the assembly type formwork system; the bottom die system is arranged on the assembly type formwork supporting system and is the same as the traditional cast-in-place slab bottom die system, the assembly type formwork supporting system in the application adopts an assembling and detachable mode, each part is repeatedly utilized, the material waste of the assembly type formwork supporting system is avoided, and the assembly type formwork supporting systems with different lengths are assembled to adapt to different slab spans.
Description
Technical Field
The utility model relates to the field of building construction, in particular to an assembly type formwork system of a cast-in-place slab of a steel structure building.
Background
In recent years, the assembled building is vigorously developed in China, and the steel structure assembled building becomes a mainstream mode of building industrialization in the future as an important development direction of the assembled building. Cast-in-place slab of steel construction assembly type building generally adopts reinforced concrete board, and current steel construction cast-in-place slab has steel bar truss building carrier plate, the steel bar truss building carrier plate that can dismantle the die block of taking galvanized iron sheet die block, the prefabricated superimposed sheet of PC and traditional full hall formwork support etc. form. The steel bar truss floor support plate with the galvanized iron sheet bottom die needs to be disassembled after the floor construction is finished, the labor is more consumed, and the contact part of the steel bar truss galvanized iron sheet bottom die and the steel bar truss web member steel bar is easy to rust, so that the appearance quality is influenced; the bottom die of the floor support plate of the steel bar truss with the detachable bottom die has limited turnover times, the installation of the pivot of the steel bar truss is complex, time and labor are wasted, the requirement on the construction specialization degree is high, large-scale professional equipment is needed, and the construction cost is obviously increased; the PC prefabricated laminated slab is not reliably connected with the steel beam, the hoisting weight is large, the installation efficiency is low, a large tower crane is required for installation in hoisting, the number of tower cranes is increased, and a large potential safety hazard of construction exists; the traditional full formwork support mode does not meet the requirement of assembly rate and is time-consuming and labor-consuming; the construction cost of all the construction modes of the cast-in-place slab is higher.
SUMMERY OF THE UTILITY MODEL
The utility model provides an assembled formwork system of a steel structure building cast-in-place slab, and aims to solve the problems of time and labor consumption and material consumption in installation caused by the existing construction process of the steel structure cast-in-place slab.
In order to achieve the above object, an embodiment of the present invention provides an assembly formwork system for a cast-in-place slab of a steel structure building, including:
an H-shaped steel beam;
the adjustable support is arranged on the lower flange of the H-shaped steel beam and comprises a screw rod, an adjusting nut and a bottom plate for enlarging the stress area, the screw rod is sleeved with the assembled formwork supporting system, and the upper end and the lower end of the assembled formwork supporting system are fixed by adjusting the height of the assembled formwork supporting system through the adjusting nut;
and the bottom die system is arranged on the assembled support die system.
Preferably, the assembled formwork system is supporting section steel, the two ends of the supporting section steel are provided with extension pipes, the extension pipes are spliced with the supporting section steel, the other ends of the extension pipes connected with the supporting section steel are provided with sleeves, and the sleeves are sleeved with the screw rods.
Preferably, the splicing part of the support section steel and the extension pipe is provided with a locking bolt, and the locking bolt is used for locking the relative position of the support section steel and the extension pipe.
Preferably, the fabricated formwork system comprises a middle truss unit, a side truss unit and an end truss unit, wherein the middle truss unit is composed of two rectangular truss sections, two ends of the middle truss unit are at least spliced with one end truss unit, and the end truss unit is sleeved with the screw rod.
Preferably, the middle truss unit, the side truss units and the end truss units are spliced by bolts.
Preferably, the end truss units are triangular, and reinforcing plates are wrapped at the right-angle connection positions of the acute angles of the end truss units and the side truss units or the middle truss units.
Preferably, the fabricated formwork system comprises section steel, hanging pieces are inserted into two ends of the section steel, and the hanging pieces are arranged on the lower flange of the H-shaped steel beam.
Preferably, the hanging piece is provided with a socket hole, and the section steel is inserted into the hanging piece and fixed through a locking bolt.
The scheme of the utility model has the following beneficial effects:
adopt each part of detachable mode reuse steel construction building cast-in-place floor's combination support system in this application, avoided the waste of material, adopt the mode of assembling moreover, not only be convenient for make up, form the modularization, can also adapt to different service environment, the different bearing structure that provides of pertinence.
Drawings
FIG. 1 is a schematic view of a first embodiment of the present invention;
FIG. 2 is a schematic view of a second embodiment of the present invention;
fig. 3 is a schematic view of a third embodiment of the present invention.
[ description of reference ]
1-H-shaped steel beam, 2-adjustable support, 21-screw, 3-assembled formwork system and 4-bottom formwork system;
310-supporting section steel, 311-extension pipe and 312-pipe sleeve;
320-middle truss unit, 321-side truss unit, 322-end truss unit, 323-pull rod and 324-reinforcing plate;
330-section steel, 331-suspension member.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The application discloses assembled formwork system of cast-in-place board of steel construction building, utilize H shaped steel roof beam as atress supporting member including H shaped steel roof beam 1, need not to design supporting member separately, be provided with adjustable support 2 in the lower flange department, this adjustable support 2 includes screw rod 21, adjusting nut and is used for expanding the bottom plate of lifting surface area, wherein screw rod 21 vertically sets up on the bottom plate, and the bottom plate is shelved on the lower flange of H shaped steel roof beam 1, can dismantle the bottom plate with the lower flange of H shaped steel roof beam 1 when appropriate and be connected. Still be connected with assembled formwork system 3 on screw rod 21, adjustable support 2 all is provided with at the both ends of this assembled formwork system 3, and assembled formwork system 3 can rely on adjustable support 2's adjusting nut to reciprocate at screw rod 21, plays the effect of adjusting 3 elevations of assembled formwork system. The application also comprises a bottom die system 4, wherein the bottom die system 4 is arranged on the assembly type formwork supporting system 3.
In the application, the H-shaped steel beam 1 provides a reliable supporting stress point for other parts, and is borne by the structural member of the steel structure building, so that the additional supporting member is not required.
In the application, the adjustable support 2 adjusts the elevation of the assembled formwork system 3 in a manner of screwing the adjusting nut so as to meet the construction requirement of the elevation of the formwork surface of the cast-in-place slab.
Embodiment 1, this embodiment adopts the above-mentioned technical scheme, and provides the detailed scheme of assembled formwork system 3, and this embodiment is mainly applicable to the cast-in-place board of small span that does not fall the board, and the small span means the span is less than 1.5m below generally.
Referring to fig. 1, in the present embodiment, the fabricated formwork system 3 is a supporting section steel 310, and the two ends of the supporting section steel 310 are provided with an extension pipe 311, and the extension pipe 311 can be inserted or plugged with the supporting section steel 310. The extension pipe 311 is further provided with a sleeve 312 for being sleeved with the screw 21, the sleeve 312 drives the support profile steel 310 to ascend and descend, and when the bottom die system 4 is arranged on the fabricated formwork support system 3, the slab bottom elevation of the cast-in-place slab on the upper end surface of the bottom die system 4 can be made to correspond to the slab bottom elevation of the cast-in-place slab.
Preferably, a locking bolt is further arranged at the socket joint of the extension pipe 311 and the support section steel 310, the locking bolt is used for fixing the relative position of the extension pipe 311 and the support section steel 310 to prevent falling off, and in addition, the existence of the extension pipe 311 also ensures that the assembled formwork supporting system 3 has certain telescopic allowance and can be automatically adjusted by a constructor according to the situation of a site.
Example 2
The embodiment also provides a detailed scheme of a second fabricated formwork system 3, and the embodiment is mainly used for cast-in-place slabs with large span. As shown in fig. 2, the fabricated formwork system 3 includes a middle truss unit 320, a side truss unit 321, and an end truss unit 322, wherein the middle truss unit 320 is composed of two rectangular truss sections, at least one end truss unit 322 is spliced at two ends of the middle truss unit 320, and the end truss unit 322 is sleeved with the aforementioned screw 21.
Further, in order to ensure modularity, portability and easy disassembly and assembly in this embodiment, the middle truss unit 320, the side truss unit 321, and the end truss unit 322 are detachably connected, and in this embodiment, the bolt splicing manner is adopted.
Specifically, the side truss unit 321 is also a rectangular truss provided with a tie bar 323 at a diagonal line.
Furthermore, the end truss unit 322 is of a triangular structure, a reinforcing plate 324 wraps the connection position of the acute angle of the end truss unit 322 and the right angle of the side truss unit 321 or the middle truss unit 320, and is detachably connected with the reinforcing plate, the side truss unit 321, the middle truss unit 320 and the end truss unit 322 through bolts, the reinforcing plate is not only used for reinforcing the connection of the end truss unit 322 and the side truss unit 321, but also can reliably transfer load between the truss units, and reduce the accumulated vertical deformation of the assembled truss under the construction working condition.
In this embodiment, the middle truss unit 320, the side truss units 321, and the end truss adopt a relatively stable truss structure form, so as to increase the strength, rigidity, and stability of the fabricated formwork system 3, and the end truss unit 322 adopts a triangular structure.
Example 3
In the present embodiment, a detailed solution of a third fabricated formwork system 3 is provided, and the present embodiment is different from the first two embodiments in that the fabricated formwork system 3 is hung on the H-shaped steel beam 1 and is suitable for a sink-type cast-in-place slab (this point is also different from the first and second embodiments), as shown in fig. 3, the fabricated formwork system 3 includes a hanging piece 331, the hanging piece 331 is detachably disposed on a lower flange of the H-shaped steel beam 1, and a section steel 330 is disposed between the two hanging pieces 331.
Preferably, a socket hole is formed on the hanging piece 331 for receiving the section steel 330, and the section steel 330 is locked in the socket hole by a bolt.
In this embodiment, the fabricated formwork system 3 is used to lift the bottom formwork system 4 to the bottom surface of the lower flange to meet the elevation requirement of the cast-in-place slab.
While the foregoing is directed to the preferred embodiment of the present invention, which covers different spans and lowering of cast-in-place slabs of steel structure fabricated building, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides an assembled formwork system of cast-in-place board of steel construction building which characterized in that: the method comprises the following steps:
an H-shaped steel beam (1);
the adjustable support (2) is arranged on the lower flange of the H-shaped steel beam (1), the adjustable support (2) comprises a screw rod (21), an adjusting nut and a bottom plate for enlarging the stress area, the screw rod (21) is sleeved with the assembled formwork supporting system (3), and the upper end and the lower end of the assembled formwork supporting system (3) are fixed by adjusting the height of the assembled formwork supporting system (3) through the nut;
and the bottom die system (4) is arranged on the assembly type formwork supporting system (3).
2. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 1, wherein: the assembled formwork supporting system (3) is supporting section steel (310), extension pipes (311) are arranged at two ends of the supporting section steel (310), the extension pipes (311) are spliced and inserted with the supporting section steel (310), sleeve pipes (312) are arranged at the other ends, connected with the supporting section steel (310), of the extension pipes (311), and the sleeve pipes (312) are sleeved with the screw rods (21).
3. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 2, wherein: the splicing part of the support section steel (310) and the extension pipe (311) is provided with a locking bolt, and the locking bolt is used for locking the relative position of the support section steel (310) and the extension pipe (311).
4. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 1, wherein: the fabricated formwork supporting system (3) comprises a middle truss unit (320), side truss units (321) and end truss units (322), wherein the middle truss unit (320) is composed of two rectangular truss sections, at least one end truss unit (322) is spliced at two ends of the middle truss unit (320), and the end truss units (322) are sleeved with the screw rods (21).
5. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 4, wherein: the middle truss unit (320), the side truss unit (321) and the end truss unit (322) are spliced by bolts.
6. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 4, wherein: the end truss units (322) are triangular, and reinforcing plates (324) are wrapped at the right-angle connection positions of the acute angles of the end truss units (322) and the side truss units (321) or the middle truss units (320).
7. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 1, wherein: the assembly type formwork supporting system (3) comprises section steel (330), hanging pieces (331) are inserted into two ends of the section steel (330), and the hanging pieces (331) are arranged on the lower flange of the H-shaped steel beam (1).
8. The fabricated formwork system of the steel structure building cast-in-place slab as claimed in claim 7, wherein: the hanging piece (331) is provided with a socket hole, and the section steel (330) is inserted into the hanging piece (331) and fixed through a locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122955168.6U CN216476314U (en) | 2021-11-29 | 2021-11-29 | Assembly type formwork system of cast-in-place plate of steel structure building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122955168.6U CN216476314U (en) | 2021-11-29 | 2021-11-29 | Assembly type formwork system of cast-in-place plate of steel structure building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216476314U true CN216476314U (en) | 2022-05-10 |
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ID=81400568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122955168.6U Active CN216476314U (en) | 2021-11-29 | 2021-11-29 | Assembly type formwork system of cast-in-place plate of steel structure building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216476314U (en) |
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2021
- 2021-11-29 CN CN202122955168.6U patent/CN216476314U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A prefabricated formwork support system for cast-in-place slabs of steel structure buildings Effective date of registration: 20220902 Granted publication date: 20220510 Pledgee: Agricultural Bank of China Limited Zhuzhou branch Pledgor: Hunan zhongtianhangxiao Steel Structure Technology Co.,Ltd. Registration number: Y2022980014335 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220510 Pledgee: Agricultural Bank of China Limited Zhuzhou branch Pledgor: Hunan zhongtianhangxiao Steel Structure Technology Co.,Ltd. Registration number: Y2022980014335 |